1. The rod given has a mass of8 kg. andthickness, a length of 30 cm.It is attached to a pinsupport from bottom and alinear spring at the top ofwhich has a spring constantof 10 N/m. The spring iskauniformWWWWunstretched when 0 = 0.Determine 0 when thesystem is in equilibrium.Determine whether it is astableorunstableequilibrium.

Given: the mass of the rod, m = 8 kg The length of the rod, L = 30 cm The spring constant, k = 10…

1. The rod given has a mass of 8 kg. and thickness, a length of 30 cm. It is attached to a pin support from bottom and a linear spring at the top of which has a spring constant of 10 N/m. The spring is unstretched when 0 = 0. k a uniform • Determine 0 when the system is in equilibrium. • Determine whether it is a stable or unstable equilibrium.

1. The rod given has a mass of 8 kg. and thickness, a length of 30 cm. It is attached to a pin support from bottom and a linear spring at the top of which has a spring constant of 10 N/m. The spring is unstretched when 0 = 0. k a uniform • Determine 0 when the system is in equilibrium. • Determine whether it is a stable or unstable equilibrium.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter10: Virtual Work And Potential Energy

Section: Chapter Questions

Problem 10.50P

See similar textbooks

Similar questions

Air in the accompanying piston-cylinder device is in equilibrium at 190 oC.The mass of the hanging weight is 13kg.Atmospheric pressure is 100 kPA,and the piston diameter is 10cm.Determine the pressure of air inside.Assume g=9.81 m/s2.
If the weight of the h0m0gen0us cylinder in equilibrium is 750N, what is the magnitude (N) of the n0rmal f0rce if the surface is r0ugh?
The 3 × 4-m side of an open tank is hinged at its bottom A and is held in place by a thin rod BC. The tank is to be filled with glycerine with a density of 1263 kg/m3 . Determine the force T in the rod and the reaction at the hinge after the tank is filled to a depth of 2.9 m.
As shown by this image, the chandelier is supported by several ropes and is in equilibrium. Cable BC is horizontal. If angle theta is 31 degrees. and the ropes are of the same type and will fail if the tension force reaches 410lb, determine the maximum weight in lb) the chandelier can have without making any of the ropes break.
The cylinder having a diameter 2.5 ft weighs 57 lb and is 6 ft long. Determine the reaction (lb.) at A neglecting friction. Determine the reaction at B (lb.) neglecting friction. Weight density of water is 62.4 lb/ft3 Sp.gr Gs = 1.6
The figure shows a high-pressure hand pump usedfor boosting oil pressure in a hydraulic line. Whenthe handle is in equilibrium at ? = 15° under theaction of a force P = 120 N, determine the oil pressure p which acts on the 46-mm-diameter piston. (Pressure on the top of the piston is atmospheric.)
A mass of 60kg is palced on the piston of a vertical piston-cylinder device containing nitrogen.The piston is weightless and has an area of 1.12 m2.The outside pressure is 100kPa.Determine the pressure inside the cylinder.
A block of wood having a volume of 0.034 m3 and weighing 300 N is suspended in seawater as shown. A wooden rod of length 3.4 m and cross-section of 2000 mm2 is attached to the weight and also to the wall. If the rod weighs 16 N, determine the angle θ for equilibrium.
the cylinder with a mass of 1000 Kg is supported as shown in the figure, determine the reaction at the hinge.
What is the magnitude of force P required to keep the system in equilibrium?
Determine The Forces P F T Required To Keep The Triangular Frame Inequilibrium.
One end of a rod of length L and density ρ is fixed by a frictionless pivot at a depth d under water. Determine the equilibrium positions of the rod in terms of its angle α measured from the vertical, and the investigate whether the equilibrium positions are stable or unstable, given that (a) ρ = 500 kg/m3 ; (b) ρ = 853 kg/m3 (The density of water is ρw = 1000 kg/m3 .)